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§36.37 Power failures.
(a) If electrical power at a panoramic irradiator is lost for longer than 10 seconds, the sources must automatically return to the shielded position.
(b) The lock on the door of the radiation room of a panoramic irradiator may not be deactivated by a power failure.
(c) During a power failure, the area of any irradiator where sources are located may be entered only when using an operable and calibrated radiation survey meter.